binutils-gdb/gdb/testsuite/gdb.threads/thread_events.exp
Joel Brobecker 3666a04883 Update copyright year range in all GDB files
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...

gdb/ChangeLog

        Update copyright year range in copyright header of all GDB files.
2021-01-01 12:12:21 +04:00

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# Copyright (C) 2007-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file was written by Chris Demetriou (cgd@google.com).
# It tests printing of thread event (start, exit) information, and
# disabling of those messages.
#
# Note: the format of thread event messages (and also whether or not
# messages are printed and can be disabled) is dependent on the target
# thread support code.
# This test has only been verified with Linux targets, and would need
# to be generalized to support other targets
if ![istarget *-*-linux*] then {
return
}
# When using the RSP, we don't get notifications about new threads.
# This is expected, so don't test for that.
if {[target_info gdb_protocol] == "remote"
|| [target_info gdb_protocol] == "extended-remote"} {
return
}
standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
return -1
}
proc gdb_test_thread_start {messages_enabled command pattern message} {
global gdb_prompt
if { $messages_enabled } {
set events_expected 1
} else {
set events_expected 0
}
set events_seen 0
return [gdb_test_multiple $command $message {
-re "\\\[New Thread \[^\]\]*\\\]\r\n" {
incr events_seen
exp_continue
}
-re "\[\r\n\]*($pattern)\[\r\n\]+$gdb_prompt $" {
if { $events_seen != $events_expected } {
fail "$message (saw $events_seen, expected $events_expected)"
} else {
pass "$message"
}
}
}]
}
proc gdb_test_thread_exit {messages_enabled command pattern message} {
global gdb_prompt
if { $messages_enabled } {
set events_expected 1
} else {
set events_expected 0
}
set events_seen 0
return [gdb_test_multiple $command $message {
-re "\\\[Thread \[^\]\]* exited\\\]\r\n" {
incr events_seen
exp_continue
}
-re "\[\r\n\]*($pattern)\[\r\n\]+$gdb_prompt $" {
if { $events_seen != $events_expected } {
fail "$message (saw $events_seen, expected $events_expected)"
} else {
pass "$message"
}
}
}]
}
proc test_thread_messages {enabled} {
global srcdir subdir binfile srcfile
if { $enabled } {
set enabled_string "with messages enabled"
} else {
set enabled_string "with messages disabled"
}
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if { $enabled } {
gdb_test "set print thread-events on"
} else {
gdb_test "set print thread-events off"
}
# The initial thread may log a 'New Thread' message, but we don't
# check for it.
if ![runto_main] then {
fail "can't run to main $enabled_string"
return 1
}
gdb_test "break threadfunc" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint at threadfunc $enabled_string"
gdb_test "break after_join_func" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint at after_join_func $enabled_string"
# continue to threadfunc breakpoint. A thread will start.
# Expect to see a thread start message, if messages are enabled.
gdb_test_thread_start $enabled "continue" \
".*Breakpoint .*,.*threadfunc.*at.*$srcfile:.*" \
"continue to threadfunc $enabled_string"
# continue to after_join_func breakpoint. A thread will exit.
# Expect to see a thread exit message, if messages are enabled.
gdb_test_thread_exit $enabled "continue" \
".*Breakpoint .*,.*after_join_func.*at.*$srcfile:.*" \
"continue to after_join_func $enabled_string"
delete_breakpoints
gdb_exit
}
test_thread_messages 0
test_thread_messages 1